Backlight module of the liquid crystal display with electromagnetic module
US6942371B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 14, 2003 |
| Grant date | Sep 13, 2005 |
| Priority date | — |
| Expiry date | Jul 9, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/13338
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
This invention discloses a backlight module of a liquid crystal display with an electromagnetic-induction system. The backlight module of the present invention comprises: a lightguide sub-module, a first surface of the lightguide sub-module is coupled with the liquid crystal display; an electromagnetic-induction sub-system, the electromagnetic-induction sub-system is located on a second surface of the lightguide sub-module, the electromagnetic-induction sub-module further comprises an antenna sub-circuit and a control sub-module, wherein the antenna sub-circuit is located under the second surface of the lightguide sub-module, and the control sub-module is coupled with the antenna sub-circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.